TM 1-1520-238-23
Change 4
6-365
6.83.
HEAT EXCHANGER BYPASS VALVE REPLACEMENT – continued
6.83.6. Installation
a. Install valve (1) in exchanger (2). Torque valve
(1) to 45 FOOT-POUNDS.
(1) Lubricate new gasket (3). Use lubricating oil
(item 119, App F).
(2) Install gasket (3) on valve (1).
(3) Lubricate threads of valve (1). Use lubricating
oil (item 119, App F).
(4) Install valve (1) in exchanger (2).
(5) Torque valve (1) to 45 FOOT-POUNDS. Use
torque wrench.
(6) Lockwire valve (1) to exchanger (2). Use wire
(item 224, App F).
b. Inspect (QA).
c. Service main transmission oil system (para
1.32).
d. Perform pilot/CPG caution and warning sys-
tem
maintenance
operational
check
(TM 1-1520-238-T).
e. Secure access doors T250L, T250R, T290L,
T290R, L325, and R325; install panel L200 or
R200 (para 2.2).
END OF TASK
M04-2770-3
2
1
1
3
2
